Remove upper bound on jaraco.util. Incompatibility will be handled as it's encountered.
Added tag 8.9.1 for changeset d79e97f804d9
Reformatted README: avoid lists being wrapped in block quotes; markup commands, file names, literals, Python identifiers; highlight Python code blocks; tiny tweaks.

--HG--
extra : rebase_source : a3539c1abd98775f6aecad68afacb1fdf455c035